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3篇 您的检索式:作者名="Cara M.Doherty"
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1Underlying solvent-based factors that influence permanent porosity in porous liquids显示文摘Porous liquids(PLs)offer the potential to combine the ready handling and mature industry status of liquid absorbents,with the high permanent porosity of metal organic frameworks.To be functional,these nanocomposites need to satisfy a number of performance parameters,such as stability and viscosity of the porogen-solvent combination,avoiding solvent penetration into metal organic framework(MOF)pores,suitable capacities,and kinetics for gas sorption.In this work,we systematically investigate the component materials to elucidate the parametric space where stable photoluminescence(PL)can be generated.In this situation,deeper conclusions were able to be drawn with regard to the influence of hydrophobicity/philicity on the properties of the resulting nanocomposites.Zeolitic imidazolate frameworks(ZIFs)were combined with a range of solvents varying in steric bulk,to deliver CO_(2)sorption capacities as high as 4.2 mmol·g^(-1)at 10 bar.These findings may have broader implications for future investigations of this tantalising field of nanocomposites.Hamidreza Mahdavi Huacheng Zhang Lauren K.Macreadie Cara M.Doherty Durga Acharya Stefan J.DSmith Xavier Mulet Matthew R.Hill 2022Nano Research2022,15,4:1
2Investigation of the effects of ion and water interaction on structure and chemistry of silicalite MFI type zeolite for its potential use as a seawater desalination membrane显示文摘Bo Zhu Linda Zou Cara M.Doherty 0,,:1
3Porous solid inspired hyper-crosslinked polymer liquids with highly efficient regeneration for gas purification显示文摘Separation media that combine the desired material properties within a single material for a given process remain an ongoing challenge for the gas separations in industry.Process integration of porous solid adsorbents is difficult due to their limited volumetric capacity,whereas issues of volatility and high regeneration temperatures exist for liquid amines and physical solvents.Herein,we report a family of polymer liquids inspired by hyper-crosslinked polymers(HCPs),a class of highly swellable network polymers.Compared with a chemically similar porous solid,the HCP-liquids demonstrate good volumetric capacity and improved selectivity of carbon dioxide over methane.Uptake appears to be enhanced by intramolecular swelling of the HCP-liquids at elevated pressures,while guests are strongly rejected from the HCP-liquids at slightly elevated temperatures,leading to highly efficient regeneration.Heat of adsorption and specific heat capacity of the HCP-liquids are also low,further suggesting favourable process thermodynamics.Additionally being easily prepared at scale,the presented HCP-liquids represent a promising step towards a material with the requisite properties to replace conventional scrubbing solvents to drastically reduce the footprint and energy needs of gas separations.Stefan J.D.Smith Colin D.Wood Paul H.M.Feron Hamidreza Mahdavi Roger J.Mulder Cara M.Doherty Matthew R.Hill Xavier Mulet 2022Science China Materials2022,65,7:0
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